Find the Range 11,10,15,17,14

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?